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Together they performed each other's songs "Faded" and " Never Forget You". On 7 April, Walker teamed up with Zara Larsson at the Echo Awards in Germany. By March, Walker had produced 30 to 40 songs in total, but "Faded" marks his first single with Sony Music Sweden, and the first to achieve such global success. On 27 February, Walker made his performance debut at the Winter X Games in Oslo, where he performed 15 tracks including the song "Faded" together with Iselin Solheim. Walker quit high school in January to pursue his music career. Stavernfestivalen festival held by Walker in Norway 2016, an example of many of his performances. He later released an acoustic "restrung" version of the song, with all the EDM elements taken out. The single also received official remixes from Tiësto, Dash Berlin, and Hardwell. It has over 1.1 billion plays on Spotify, and is also one of the Top 10 Most Shazamed tracks of 2016. The music video on YouTube has over 3 billion views and 18 million likes, placing it among the top 10 most liked YouTube videos. The single topped the year-end charts in Austria, Germany, Switzerland and Sweden, iTunes charts in 33 countries, as well as entering top 10 in Spotify Global Chart. It was released on 8 December 2015 and featured uncredited Naustdal pop singer Iselin Solheim. Walker signed with MER Musikk under Sony Music Sweden and released his next single, " Faded", a remastered vocal version of "Fade".
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The tracks "Spectre" and "Force" followed in 2015. The track has over 400 million views on YouTube, 115 million plays on Spotify, and 41 million streams on SoundCloud. Walker stated that the creation of the track was inspired by K-391 and Ahrix, whose tracks were also picked up by the record label. The track gained attention after its re-release via the record label NoCopyrightSounds on 19 November 2014. Walker released the track "Fade" on 17 August 2014. Starting as a bedroom producer, he was better known as DJ Walkzz before signing a record deal and releasing his debut single in 2014. In July 2012, with the help and feedback from his fans online, he began pursuing his music production career and slowly began posting his music to YouTube and SoundCloud. He started producing his music on his laptop using FL Studio. He was inspired by EDM producers K-391 and Ahrix, and by film composers like Hans Zimmer and Steve Jablonsky. In 2012, Walker was listening to a song by Italian DJ David Whistle (also known as DJ Ness) and reached out to him to find out how he produced his music. Career 2012–2016: Career beginnings and breakthrough He initially had no musical background, but was able to teach himself by watching YouTube tutorials based on musical production.
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Walker later found interest in computers, a hobby which has driven him deeper to computing graphical design, and musical programming. At the age of two, along with his family, he moved to Bergen, Norway. He grew up with two siblings, an elder sister named Camilla, who was also born in England and a younger brother named Andreas, who was born in Norway. As a result, by his international parental inheritance, he was granted dual citizenship from both the United Kingdom and Norway.
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